package http

import (
	"log/slog"
	stdhttp "net/http"
	"time"
)

type statusRecorder struct {
	stdhttp.ResponseWriter
	status int
}

func (r *statusRecorder) WriteHeader(status int) {
	r.status = status
	r.ResponseWriter.WriteHeader(status)
}

func loggingMiddleware(logger *slog.Logger) func(stdhttp.Handler) stdhttp.Handler {
	return func(next stdhttp.Handler) stdhttp.Handler {
		return stdhttp.HandlerFunc(func(w stdhttp.ResponseWriter, r *stdhttp.Request) {
			start := time.Now()
			recorder := &statusRecorder{ResponseWriter: w, status: stdhttp.StatusOK}
			next.ServeHTTP(recorder, r)

			if logger != nil {
				logger.Info(
					"http request",
					"method", r.Method,
					"path", r.URL.Path,
					"status", recorder.status,
					"duration", time.Since(start).String(),
				)
			}
		})
	}
}